[p2p-hackers] Tighter HTTP and P2P integration??

[Charles Iliya Krempeaux]

Hello Ian,

Is there a way to get at dijjer's cached files besides going through it's
local HTTP server?  (I.e., with direct file I/O.)


See ya

On 2/14/06, Ian Clarke <ian at locut.us> wrote:
>
> On 14 Feb 2006, at 16:38, Charles Iliya Krempeaux wrote:
> > I've been actually considering using a local HTTP server to implement
> > things.  (Which is something you are doing too.)  Although I thought
> > some extra "sugar" was warranted, to help with (user) usabiliy and
> > developer usability.
>
> We have added some sugar too.  For example, we have javascript
> available on our site that can detect whether Dijjer is present on
> the user's machine and redirect the user to a download page if it isn't.
>
> > I skimmed through the stuff on dijjer.org, and I have a questions.
> > Does digger pay attention to HTTP headers?  And act basically as a web
> > cache?
>
> Yes, we have attempted to stick as closely to the HTTP protocol as
> possible.
>
> > For example, here's some (but not all) "rules" that I was planning on
> > following.... If HTTP headers "say" that something should NOT be
> > cached, then it should NOT be on the P2P network.
>
> Yes, we obey the various HTTP no-cache headers.  We consider it
> important for Dijjer to act as much like a HTTP cache as possible so
> that we are afforded the protection the DMCA gives to caches for
> copyright infringement.
>
> >   Stuff on the P2P
> > network should be removed after the date for the "Expires" header
> > passes?
>
> We don't obey "Expires" explicitly, but since Dijjer pings the
> original web server each-time something is downloaded to ensure that
> the file is still there and hasn't changed, if it is removed from the
> web server, it will effectively be removed from Dijjer at the same
> instant.
>
> > Things from non-HTTP GET methods should NOT be put onto the
> > P2P network?  Etc.
>
> We attempt to be smart about our interaction with HTTP, if there are
> shortcomings in this regard they will be easy to fix.
>
> Ian.
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--
    Charles Iliya Krempeaux, B.Sc.

    charles @ reptile.ca
    supercanadian @ gmail.com

    developer weblog: http://ChangeLog.ca/
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